:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a1f2e;
    --bg-card-hover: #1f2537;
    --bg-input: #0f1419;
    --text-primary: #e5e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    --accent-primary: #3b82f6;
    --accent-hover: #2563eb;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --accent-purple: #8b5cf6;
    --accent-orange: #f97316;
    --accent-cyan: #06b6d4;
    --border-color: #1f2937;
    --border-light: #374151;
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --topbar-height: 60px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.5);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --transition: all 0.2s ease;
}

[data-theme="light"] {
    --bg-primary: #f3f4f6;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-card-hover: #f9fafb;
    --bg-input: #f3f4f6;
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --border-color: #e5e7eb;
    --border-light: #d1d5db;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font-sans); background: var(--bg-primary); color: var(--text-primary); display: flex; min-height: 100vh; overflow-x: hidden; }

/* 🚫 HIDE NETLIFY FLOATING BADGE / DRAWER */
#netlify-drawer-iframe,
iframe[id*="netlify"],
iframe[src*="netlify"],
netlify-drawer {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

/* 🔒 FULL-SCREEN LOGIN GATE */
.login-screen { position: fixed; inset: 0; background: radial-gradient(circle at top right, #111827 0%, #0a0e17 100%); display: flex; align-items: center; justify-content: center; z-index: 99999; }
.login-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-xl); padding: 40px; width: 90%; max-width: 420px; box-shadow: 0 25px 60px rgba(0,0,0,0.7); }
.login-header { text-align: center; margin-bottom: 28px; }
.login-logo-container { display: flex; flex-direction: column; align-items: center; justify-content: center; }
.login-header .logo { font-size: 26px; gap: 10px; color: var(--accent-primary); display: flex; align-items: center; font-weight: 700; }
.login-header .logo-sub { margin-left: 0; margin-top: 2px; font-size: 11px; color: var(--accent-cyan); letter-spacing: 2px; font-weight: 700; text-transform: uppercase; }
.login-subtitle { color: var(--text-muted); font-size: 13px; margin-top: 10px; }
.login-footer { margin-top: 24px; text-align: center; border-top: 1px solid var(--border-color); padding-top: 16px; }
.login-access-line { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
.login-powered-line { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; }
.login-powered-line strong { color: var(--accent-cyan); font-weight: 700; letter-spacing: 1.5px; }
.powered-by { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.powered-by strong { color: var(--accent-cyan); font-weight: 700; letter-spacing: 1.5px; }

/* SIDEBAR */
.sidebar { width: var(--sidebar-width); background: var(--bg-secondary); border-right: 1px solid var(--border-color); display: flex; flex-direction: column; position: fixed; top: 0; left: 0; bottom: 0; z-index: 100; transition: var(--transition); }
.sidebar.collapsed { width: var(--sidebar-collapsed); }
.sidebar.collapsed .sidebar-header span, .sidebar.collapsed .menu-item span, .sidebar.collapsed .user-details, .sidebar.collapsed .logout-btn, .sidebar.collapsed .connection-status span, .sidebar.collapsed .logo-sub { display: none; }
.sidebar-header { padding: 20px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--border-color); }
.logo-wrapper { display: flex; flex-direction: column; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 18px; font-weight: 700; color: var(--accent-primary); }
.logo-sub { font-size: 10px; color: var(--accent-cyan); text-transform: uppercase; letter-spacing: 1.5px; margin-left: 34px; margin-top: -2px; font-weight: 700; }
.logo i { font-size: 24px; }
.sidebar-toggle { background: none; border: none; color: var(--text-secondary); font-size: 18px; cursor: pointer; padding: 5px; border-radius: var(--radius-sm); }
.sidebar-toggle:hover { background: var(--bg-card); color: var(--text-primary); }
.sidebar-menu { flex: 1; padding: 10px; overflow-y: auto; }
.menu-item { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border-radius: var(--radius-md); color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; transition: var(--transition); margin-bottom: 2px; }
.menu-item:hover { background: var(--bg-card); color: var(--text-primary); }
.menu-item.active { background: var(--accent-primary); color: #fff; }
.menu-item i { width: 20px; text-align: center; font-size: 16px; }
.sidebar-footer { padding: 15px; border-top: 1px solid var(--border-color); }
.connection-status { display: flex; align-items: center; gap: 8px; padding: 8px 12px; font-size: 12px; color: var(--text-muted); margin-bottom: 10px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.status-dot.connected { background: var(--accent-green); box-shadow: 0 0 8px var(--accent-green); }
.status-dot.disconnected { background: var(--text-muted); }
.user-info { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: var(--radius-md); background: var(--bg-card); }
.avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--accent-primary); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 14px; flex-shrink: 0; }
.user-details { flex: 1; min-width: 0; }
.user-name { display: block; font-size: 13px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* TIER BADGES */
.tier-badge { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: var(--radius-sm); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; white-space: nowrap; }
.tier-badge.tier-pro { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); border: 1px solid rgba(139, 92, 246, 0.3); }
.tier-badge.tier-elite { background: rgba(59, 130, 246, 0.15); color: var(--accent-primary); border: 1px solid rgba(59, 130, 246, 0.3); }
.tier-badge.tier-elite_pro_plus { background: linear-gradient(135deg, rgba(245, 158, 11, 0.2), rgba(249, 115, 22, 0.15)); color: var(--accent-yellow); border: 1px solid rgba(245, 158, 11, 0.4); }
.user-tier { display: block; font-size: 11px; text-transform: uppercase; font-weight: 700; letter-spacing: 0.5px; margin-top: 2px; }
.user-tier.tier-pro { color: var(--accent-purple); }
.user-tier.tier-elite { color: var(--accent-primary); }
.user-tier.tier-elite_pro_plus { color: var(--accent-yellow); }
.challenge-tier-badge { display: inline-block; padding: 2px 8px; border-radius: var(--radius-sm); font-size: 10px; font-weight: 700; text-transform: uppercase; margin-left: 6px; }
.challenge-tier-badge.tier-pro { background: rgba(139, 92, 246, 0.15); color: var(--accent-purple); }
.challenge-tier-badge.tier-elite { background: rgba(59, 130, 246, 0.15); color: var(--accent-primary); }
.challenge-tier-badge.tier-elite_pro_plus { background: rgba(245, 158, 11, 0.15); color: var(--accent-yellow); }
.btn-locked { background: rgba(239, 68, 68, 0.1) !important; color: var(--accent-red) !important; border: 1px solid rgba(239, 68, 68, 0.3) !important; cursor: not-allowed !important; }
.tier-stats-display { font-size: 11px; color: var(--text-muted); line-height: 1.4; }
.tier-override-select { padding: 4px 8px; background: var(--bg-input); border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text-primary); font-size: 12px; font-family: var(--font-sans); }

.logout-btn { background: none; border: none; color: var(--text-muted); cursor: pointer; padding: 5px; }
.logout-btn:hover { color: var(--accent-red); }

/* MAIN CONTENT */
.main-content { flex: 1; margin-left: var(--sidebar-width); min-height: 100vh; transition: var(--transition); }
.sidebar.collapsed ~ .main-content { margin-left: var(--sidebar-collapsed); }
#appLayout { display: flex; width: 100%; min-height: 100vh; }
.top-bar { height: var(--topbar-height); display: flex; align-items: center; justify-content: space-between; padding: 0 24px; background: var(--bg-secondary); border-bottom: 1px solid var(--border-color); position: sticky; top: 0; z-index: 50; }
.top-bar-left { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.top-bar-right { display: flex; align-items: center; gap: 12px; }
.page-title { font-size: 20px; font-weight: 700; }
.last-sync { font-size: 12px; color: var(--text-muted); }
.account-selector { font-weight: 600; background: var(--bg-card); border-color: var(--accent-primary); }
.page-container { padding: 24px; }
.page { display: none; }
.page.active { display: block; }

/* BUTTONS */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; border: none; border-radius: var(--radius-md); font-family: var(--font-sans); font-size: 14px; font-weight: 500; cursor: pointer; transition: var(--transition); text-decoration: none; white-space: nowrap; }
.btn-primary { background: var(--accent-primary); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-outline { background: transparent; border: 1px solid var(--border-light); color: var(--text-primary); }
.btn-outline:hover { background: var(--bg-card); border-color: var(--accent-primary); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-xs { padding: 4px 10px; font-size: 12px; background: var(--bg-card); color: var(--text-secondary); border: 1px solid var(--border-color); }
.btn-xs.active { background: var(--accent-primary); color: #fff; border-color: var(--accent-primary); }
.btn-full { width: 100%; justify-content: center; }
.btn-success { background: var(--accent-green) !important; color: white !important; }
.btn-cyan { background: var(--accent-cyan) !important; color: #041016 !important; }

/* STATS */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-lg); padding: 20px; display: flex; align-items: center; gap: 16px; transition: var(--transition); }
.stat-card:hover { border-color: var(--border-light); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.stat-icon { width: 48px; height: 48px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 20px; flex-shrink: 0; }
.stat-icon.green { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.stat-icon.blue { background: rgba(59,130,246,0.15); color: var(--accent-primary); }
.stat-icon.purple { background: rgba(139,92,246,0.15); color: var(--accent-purple); }
.stat-icon.orange { background: rgba(249,115,22,0.15); color: var(--accent-orange); }
.stat-content { flex: 1; }
.stat-label { display: block; font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
.stat-value { display: block; font-size: 24px; font-weight: 700; font-family: var(--font-mono); line-height: 1.2; }
.stat-change { display: block; font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.pnl-positive { color: var(--accent-green) !important; }
.pnl-negative { color: var(--accent-red) !important; }

/* CARDS / CHARTS */
.charts-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 16px; margin-bottom: 24px; }
.analytics-grid { grid-template-columns: 1fr 1fr; }
.content-grid { display: grid; grid-template-columns: 1.5fr 1fr; gap: 16px; }
.admin-grid { grid-template-columns: 1fr 1fr; }
.admin-stack, .settings-stack { display: flex; flex-direction: column; gap: 24px; }
.settings-stack { max-width: 500px; }
.card, .chart-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-lg); overflow: hidden; }
.card-header, .chart-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; border-bottom: 1px solid var(--border-color); flex-wrap: wrap; }
.card-header h3, .chart-header h3 { font-size: 15px; font-weight: 600; }
.chart-controls { display: flex; gap: 4px; }
.chart-body { padding: 16px 20px; position: relative; height: 280px; }
.card-body { padding: 16px 20px; }
.view-all { font-size: 13px; color: var(--accent-primary); text-decoration: none; }
.view-all:hover { text-decoration: underline; }

/* TRADES LIST */
.trades-list { max-height: 350px; overflow-y: auto; }
.trade-item { display: grid; grid-template-columns: 100px 80px 60px 100px auto; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border-color); font-size: 13px; }
.trade-item:last-child { border-bottom: none; }
.trade-instrument { font-weight: 600; font-family: var(--font-mono); }
.trade-direction { padding: 2px 8px; border-radius: var(--radius-sm); font-size: 11px; font-weight: 600; text-transform: uppercase; text-align: center; }
.trade-direction.long { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.trade-direction.short { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.trade-pnl { font-weight: 600; font-family: var(--font-mono); text-align: right; }
.trade-time { color: var(--text-muted); font-size: 12px; font-family: var(--font-mono); }

/* TABLE */
.table-responsive { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table thead th { padding: 12px 16px; text-align: left; font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); border-bottom: 1px solid var(--border-color); white-space: nowrap; }
.data-table tbody tr { border-bottom: 1px solid var(--border-color); transition: var(--transition); }
.data-table tbody tr:hover { background: var(--bg-card-hover); }
.data-table tbody td { padding: 10px 16px; white-space: nowrap; }

.badge { padding: 2px 8px; border-radius: var(--radius-sm); font-size: 11px; font-weight: 600; text-transform: uppercase; }
.badge-long { background: rgba(16,185,129,0.15); color: var(--accent-green); }
.badge-short { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.badge-open { background: rgba(59,130,246,0.15); color: var(--accent-primary); }
.badge-closed { background: rgba(107,114,128,0.15); color: var(--text-secondary); }

/* FILTERS / FORMS */
.filter-bar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-select, .filter-input { padding: 6px 12px; background: var(--bg-input); border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text-primary); font-size: 13px; font-family: var(--font-sans); outline: none; }
.filter-select:focus, .filter-input:focus { border-color: var(--accent-primary); }

.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 500; color: var(--text-secondary); margin-bottom: 6px; }
.form-input { width: 100%; padding: 10px 14px; background: var(--bg-input); border: 1px solid var(--border-color); border-radius: var(--radius-md); color: var(--text-primary); font-family: var(--font-sans); font-size: 14px; outline: none; }
.form-input:focus { border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-error { padding: 10px 14px; background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); border-radius: var(--radius-sm); color: var(--accent-red); font-size: 13px; margin-bottom: 16px; }

/* LEADERBOARD */
.leaderboard-list { display: flex; flex-direction: column; gap: 8px; }
.leaderboard-item { display: grid; grid-template-columns: 50px 48px 1fr 120px 100px 100px 100px; align-items: center; gap: 12px; padding: 14px 16px; border-radius: var(--radius-md); background: var(--bg-primary); border: 1px solid var(--border-color); transition: var(--transition); }
.leaderboard-item:hover { border-color: var(--accent-primary); transform: translateX(4px); }
.leaderboard-item.top-1 { border-color: var(--accent-yellow); background: rgba(245,158,11,0.05); }
.leaderboard-item.top-2 { border-color: #94a3b8; background: rgba(148,163,184,0.05); }
.leaderboard-item.top-3 { border-color: #cd7f32; background: rgba(205,127,50,0.05); }
.lb-rank { font-size: 18px; font-weight: 800; color: var(--text-muted); text-align: center; font-family: var(--font-mono); }
.top-1 .lb-rank { color: var(--accent-yellow); }
.top-2 .lb-rank { color: #94a3b8; }
.top-3 .lb-rank { color: #cd7f32; }
.lb-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--accent-primary); display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 700; font-size: 16px; }
.lb-name { font-weight: 600; font-size: 14px; }
.lb-pnl { font-family: var(--font-mono); font-weight: 700; font-size: 15px; text-align: right; }
.lb-stat { text-align: center; font-size: 13px; }
.lb-stat-label { display: block; font-size: 10px; color: var(--text-muted); text-transform: uppercase; }
.lb-stat-value { font-weight: 600; font-family: var(--font-mono); }

/* CONNECTIONS SECTION */
.section-divider { border: 0; border-top: 1px solid var(--border-color); margin: 28px 0; }
.section-title { margin-bottom: 8px; font-size: 16px; display: flex; align-items: center; gap: 8px; }
.section-desc { color: var(--text-secondary); font-size: 13px; margin-bottom: 18px; }
.api-key-highlight { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: linear-gradient(135deg, rgba(6,182,212,0.10), rgba(59,130,246,0.05)); border: 1px solid rgba(6,182,212,0.30); border-radius: var(--radius-md); padding: 16px 20px; }
.download-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.download-btn { display: flex; align-items: center; gap: 16px; padding: 18px 20px; border-radius: var(--radius-md); text-decoration: none; transition: var(--transition); border: 2px solid transparent; }
.download-btn.primary { background: linear-gradient(135deg, var(--accent-green), #059669); color: #fff; }
.download-btn.secondary { background: var(--bg-primary); border-color: var(--border-color); color: var(--text-primary); }
.download-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.download-btn.secondary:hover { border-color: var(--accent-primary); }
.download-btn i { font-size: 28px; flex-shrink: 0; }
.download-title { font-weight: 700; font-size: 14px; margin-bottom: 4px; }
.download-sub { font-size: 12px; opacity: 0.9; }
.setup-instructions { background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 16px 20px; margin-top: 8px; }
.setup-instructions h5 { font-size: 13px; color: var(--text-secondary); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.5px; }
.setup-instructions ol { padding-left: 20px; font-size: 13px; color: var(--text-secondary); line-height: 1.85; }
.setup-instructions code { background: var(--bg-input); padding: 2px 6px; border-radius: 4px; font-family: var(--font-mono); font-size: 12px; color: var(--accent-cyan); }

/* TRADINGVIEW GUIDE STYLES */
.tv-step-card { background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 18px 20px; margin-bottom: 16px; }
.tv-step-header { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 14px; }
.tv-step-number { width: 32px; height: 32px; border-radius: 50%; background: var(--accent-cyan); color: #041016; font-weight: 800; font-size: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.tv-step-header h5 { font-size: 15px; font-weight: 700; margin-bottom: 4px; color: var(--text-primary); }
.tv-step-header p { font-size: 13px; color: var(--text-secondary); line-height: 1.5; margin: 0; }
.tv-tip { margin-top: 10px; font-size: 12px; color: var(--text-muted); display: flex; align-items: flex-start; gap: 8px; line-height: 1.5; }
.tv-tip i { color: var(--accent-cyan); margin-top: 2px; }
.tv-template-block { background: rgba(0,0,0,0.25); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 12px; }
.tv-template-title { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 10px; font-size: 13px; font-weight: 600; color: var(--text-secondary); flex-wrap: wrap; }
.code-block { background: #000; color: var(--accent-green); padding: 12px 14px; border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 11px; line-height: 1.6; overflow-x: auto; border: 1px solid var(--border-color); margin: 0; white-space: pre; }
.webhook-url-box { display: flex; align-items: center; gap: 8px; }
.webhook-url-box code { flex: 1; background: var(--bg-input); padding: 10px 12px; border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: 12px; color: var(--accent-cyan); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border: 1px solid var(--border-color); }

.accounts-list { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.account-item { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; border-radius: var(--radius-md); background: var(--bg-primary); border: 1px solid var(--border-color); }
.account-info { display: flex; align-items: center; gap: 12px; }
.account-icon { width: 40px; height: 40px; border-radius: var(--radius-sm); background: rgba(59,130,246,0.15); display: flex; align-items: center; justify-content: center; color: var(--accent-primary); }
.account-name { font-weight: 600; font-size: 14px; }
.account-type { font-size: 12px; color: var(--text-muted); }
.account-balance { font-family: var(--font-mono); font-weight: 600; font-size: 15px; }

/* MODAL */
.modal { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 1000; align-items: center; justify-content: center; backdrop-filter: blur(4px); }
.modal.active { display: flex; }
.modal-content { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-xl); width: 90%; max-width: 440px; box-shadow: var(--shadow-lg); max-height: 90vh; overflow-y: auto; }
.modal-content.modal-lg { max-width: 850px; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--border-color); position: sticky; top: 0; background: var(--bg-card); z-index: 1; }
.modal-header h3 { font-size: 18px; }
.modal-close { background: none; border: none; color: var(--text-muted); font-size: 24px; cursor: pointer; }
.modal-body { padding: 24px; }

/* TOAST */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 200000; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 14px 20px; min-width: 300px; box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 12px; animation: slideInRight 0.3s ease; }
.toast.success { border-left: 4px solid var(--accent-green); }
.toast.error { border-left: 4px solid var(--accent-red); }
.toast.info { border-left: 4px solid var(--accent-primary); }
.toast-icon { font-size: 18px; }
.toast.success .toast-icon { color: var(--accent-green); }
.toast.error .toast-icon { color: var(--accent-red); }
.toast.info .toast-icon { color: var(--accent-primary); }
.toast-message { flex: 1; font-size: 13px; }
@keyframes slideInRight { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* PAGINATION / EMPTY / SPINNER */
.pagination { display: flex; align-items: center; justify-content: center; gap: 4px; padding: 16px 0; flex-wrap: wrap; }
.pagination button { padding: 6px 12px; background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-sm); color: var(--text-secondary); cursor: pointer; font-family: var(--font-sans); font-size: 13px; }
.pagination button:hover { border-color: var(--accent-primary); }
.pagination button.active { background: var(--accent-primary); color: #fff; border-color: var(--accent-primary); }
.pagination button:disabled { opacity: 0.5; cursor: not-allowed; }

.empty-state { text-align: center; padding: 40px 20px; color: var(--text-muted); }
.empty-state i { font-size: 48px; margin-bottom: 16px; opacity: 0.3; }
.empty-state p { font-size: 14px; max-width: 300px; margin: 0 auto; line-height: 1.6; }

.spinner { width: 24px; height: 24px; border: 3px solid var(--border-color); border-top-color: var(--accent-primary); border-radius: 50%; animation: spin 0.8s linear infinite; margin: 20px auto; }
@keyframes spin { to { transform: rotate(360deg); } }

/* CALENDAR */
.calendar-controls { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; background: var(--bg-card); padding: 16px 20px; border-radius: var(--radius-lg); border: 1px solid var(--border-color); gap: 12px; flex-wrap: wrap; }
.calendar-month-title { font-size: 20px; font-weight: 700; }
.calendar-header-days { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; text-align: center; font-weight: 600; font-size: 12px; color: var(--text-muted); text-transform: uppercase; margin-bottom: 8px; padding: 0 4px; }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.calendar-day { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: var(--radius-md); min-height: 100px; padding: 10px; display: flex; flex-direction: column; justify-content: space-between; cursor: pointer; transition: var(--transition); position: relative; }
.calendar-day:hover { border-color: var(--accent-primary); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.calendar-day.empty { background: transparent; border: none; cursor: default; box-shadow: none; }
.calendar-day.empty:hover { transform: none; border: none; }
.calendar-day.today { border-color: var(--accent-primary); box-shadow: 0 0 0 2px rgba(59,130,246,0.3); }
.calendar-day.profit { background: linear-gradient(135deg, rgba(16,185,129,0.15) 0%, rgba(16,185,129,0.05) 100%); border-color: rgba(16,185,129,0.4); }
.calendar-day.loss { background: linear-gradient(135deg, rgba(239,68,68,0.15) 0%, rgba(239,68,68,0.05) 100%); border-color: rgba(239,68,68,0.4); }
.calendar-day.breakeven { background: rgba(107,114,128,0.1); }
.day-header { display: flex; justify-content: space-between; align-items: center; }
.day-number { font-weight: 700; font-size: 13px; color: var(--text-secondary); }
.day-body { display: flex; flex-direction: column; gap: 3px; }
.day-pnl { font-family: var(--font-mono); font-weight: 700; font-size: 14px; }
.day-pnl.pos { color: var(--accent-green); }
.day-pnl.neg { color: var(--accent-red); }
.day-no-trades { color: var(--text-muted); font-size: 11px; opacity: 0.5; }
.day-trades { font-size: 10px; color: var(--text-muted); font-weight: 500; }

/* CHALLENGES */
.challenges-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap: 20px; }
.challenge-card { display: flex; flex-direction: column; height: 100%; transition: var(--transition); }
.challenge-card:hover { border-color: var(--accent-primary); transform: translateY(-2px); }
.challenge-info-box { background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-md); padding: 12px 14px; font-size: 13px; display: flex; flex-direction: column; gap: 8px; color: var(--text-secondary); }
.challenge-info-box i { width: 18px; text-align: center; color: var(--accent-primary); }

/* SWITCH TOGGLE */
.switch-toggle { position: relative; display: inline-block; width: 44px; height: 24px; }
.switch-toggle input { opacity: 0; width: 0; height: 0; }
.switch-toggle .slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: var(--border-color); transition: .3s; border-radius: 24px; }
.switch-toggle .slider:before { position: absolute; content: ""; height: 18px; width: 18px; left: 3px; bottom: 3px; background-color: white; transition: .3s; border-radius: 50%; }
.switch-toggle input:checked + .slider { background-color: var(--accent-green); }
.switch-toggle input:checked + .slider:before { transform: translateX(20px); }

/* RESPONSIVE */
@media (max-width: 1024px) {
    .charts-grid, .analytics-grid, .content-grid, .admin-grid { grid-template-columns: 1fr; }
    .download-grid { grid-template-columns: 1fr; }
    .leaderboard-item { grid-template-columns: 40px 40px 1fr 100px; }
    .leaderboard-item .lb-stat:nth-child(n+6) { display: none; }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.mobile-open { transform: translateX(0); }
    .main-content { margin-left: 0 !important; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .top-bar { padding: 0 16px; }
    .page-container { padding: 16px; }
    .filter-bar { flex-direction: column; align-items: stretch; }
    .form-row-2 { grid-template-columns: 1fr; }
    .api-key-highlight { flex-direction: column; align-items: flex-start; }
    .calendar-day { min-height: 70px; padding: 6px; }
    .day-pnl { font-size: 11px; }
    .tv-template-title { flex-direction: column; align-items: flex-start; }
    .webhook-url-box { flex-direction: column; align-items: stretch; }
    .webhook-url-box code { white-space: normal; word-break: break-all; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
    .calendar-header-days { font-size: 10px; }
}